Some 2000 visitors from more than 100 countries are leaving Barcelona today at the end of Carbon Expo. The meeting, now in its 10th year,  got off to a great start on Wednesday with the director…

Neeraj Prasad |

The author, Sophie Bathurst of Australia, won first place in an international youth essay competition sponsored by the World Bank and other partners. She answered the question "How can you…

Sophie Bathurst |